Children totally accept — and crave — family rules. “In our family we have a rule for X” is the only excuse a parent needs for setting a family policy. In fact， “I have a rule for X” is the only excuse you need for your own personal policies.

To be free is not merely to cast off one's chains, but to live in a way that respects and enhances the freedom of others.

生活是一段必须经历的旅程，无论道路和住宿条件多么糟糕。